Mallorca · Month comparison
May vs September
September ranks #1 overall vs May at #2. The best month to visit — warm sea, crowd-free beaches and summer prices cut in half
May
#2 of 12 months
Best match
The perfect Mallorca month — warm sea, uncrowded coves and the island at its most beautiful
- ↑Warm 22–26°C with a 21°C sea — swimming genuinely pleasant, coves mostly uncrowded
- ↑Formentor Beach and Sa Calobra accessible without summer traffic restrictions
September
#1 of 12 months
Best match
The best month to visit — warm sea, crowd-free beaches and summer prices cut in half
- ↑Warm 25–28°C with a 26°C sea — identical conditions to August but the beaches half-empty
- ↑Hotel prices 30–40% below August; restaurants have availability on the night
| Factor | May | September |
|---|---|---|
| Weather score | 9 | 9 |
| Value score | 6 | 5 |
| Crowd score | 6 | 6 |
| Events score | 5 | 5 |
| Atmosphere | 8 | 9 |
| Avg high temp | 23°C | 28°C |
| Monthly rain | 29mm | 45mm |
| Daily sunshine | 10.5hrs | 9.5hrs |
May trade-offs
- ↓Prices climbing as season builds; booking ahead now necessary for coastal accommodation
- ↓Some beach clubs still in soft-open mode; fewer sunlounger options than summer
September trade-offs
- ↓First autumn rain possible late September; a brief shower can end an otherwise perfect day
- ↓Some very large resort hotels start winding down their programming
Scores compare months within Mallorca. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →